大学英语词汇短语释义解析及例句 proof by contradiction

大学英语词汇短语释义解析及例句 proof by contradiction


释义:

proof by contradiction 反证法:一种数学证明方法,通过假设某个命题的否定成立,然后推导出矛盾,从而证明该命题的正确性。

例句:



The proof by contradiction is one of the most important methods of proving propositions in mathematics.

如何有效地提高和改进反证法的教学,是摆在中学数学教师面前的一个重要课题。

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